Updated readme with config.js structure

.gitignore

@@ -0,0 +1 @@
+config.js

README.md

@@ -8,3 +8,14 @@ Vytvoriť systém, ktorý umožňuje nahrávku reči rozpoznať a „vygenerova
 - https://infosluch.sk/posunkovy-jazyk/slovnik/
 - https://nepocujucedieta.sk/slovnik-detskych-posunkov/
 - https://infosluch.sk/posunkovy-jazyk/prstova-abeceda/#post-content (abeceda)
+
+
+#### config.js structure
+```javascript
+// config.js
+const config = {
+	SUPABASE_URL: 'URL',
+	SUPABASE_KEY: 'KEY'
+};
+
+export default config;

scripts/videoplayer.js

@@ -1,6 +1,8 @@
 import { createClient } from 'https://cdn.jsdelivr.net/npm/@supabase/supabase-js/+esm';
-const supabaseUrl = 'https://manesldshonpegglmyan.supabase.co'
-const supabaseKey = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6Im1hbmVzbGRzaG9ucGVnZ2xteWFuIiwicm9sZSI6InNlcnZpY2Vfcm9sZSIsImlhdCI6MTczMDcxNzQ2NCwiZXhwIjoyMDQ2MjkzNDY0fQ.saaJeTtwYZCS3YKJYmQsAOSAEFzUVUJnoJSD8-lgLHo'
+import config from '../scripts/config.js';
+
+const supabaseUrl = config.SUPABASE_URL;
+const supabaseKey = config.SUPABASE_KEY;
 const supabase = createClient(supabaseUrl, supabaseKey)
 
 // Select DOM elements